Improvement in railroad-car brakes



J. W. LATCHER.

Car Brakex No. 46,366. Patented Feb. 14. 1865.

l 4H IIII-IIIHH Witnesses= AM. PHOTO-LITHQ CO4 N.Y. (OSEDRHE'S PROCESS)UNITED STATES PATENT OFFICE.

JOHN W. LATGHER, OF NORTHVILLE, NEWV YORK.

IMPROVEMENT IN RAILROAD-CAR BRAKES.

Specification forming part of Letters Patent No. 46,366., dated February14, 1665.

To all whom it may concern and connections D D, attached to the brake-NBfihit lzlnown tltiat ,F J (fHN WV.1IATtCH]i.1iT, of standarda-(ilglihclfkliOillt 'EIIOIILI) wllenclepowizgrfi or v1 e, coun yo uton,an( ta eo L ew commumca ec. ien t e ra'e-p a es York, have inventeda new and Improved l are forced to rock by their contact against theRailroad-Car Brake; and I do hereby declare side of the wheels, asshown, the brake-shoes ghat the tollofwilng is a full, clear, 1and eiac1t bl, whichlarei sehcuretllJ immediately Til {rout of escription 0tie same, re 'ereuce eing lac tie trea o t e w ee s on san p a e, protothe annexed drawings, makinga part of this i duce an extra frictionalsurface, and there specification in whichlfore have a greater tendencyto impede 0r Figurelisa horizontal plan ofthe truck with stop therotation or revolution of the wheels. the brake attached; and Fig. 2 isa side ele- The brakes on the two trucks are connected vation oftliesame, exhibiting thelougitudinal together by means ot'the rods D D andlever E, position of the brake-plate B. l placed centrally between thetwo trucks. The end that this brake is designed to ac l When the poweris removed from the brake, complish first is its non-liability to ct out1 the links 0 G are straightened in a line pai of order, owing to thesimplicity of its conallel with each other and carry from eachstruction, and also, that the greatest strain 1 (ther the plates B B,thus clearing the wheels. or force required to impede or stop the wheels1 This latter movementis effected by the use of acts upon each end ofsingle pieces of an iron a spring, 0, as shown in the drawings. plate,B, or shoes secured upon the inside of hat I claim as my invention, anddesire the said plate; and, second, owing to the conto secure by LettersPatent, is cavity of the shoes corresponding with the 1. The employmentor use of the rocking or convexity of the wheels, it cannot, therefore,oscillating plates B B, placed on suitable cenfall upon the track,should some of its minor 5 ters, and longitudinally to the truck, andcenparts give out, as is the case with other i trally between and infront of the wheels, and brakes. actuated by means of the links 0 (3toward A represents a car truck. each other and against the wheels, inthe man- B B are the brake-plates, which are hinged ner and for thepurpose substantially as deon flat centers, equidistant from the centersscribed. of the wheels. Thecenter is made flatiu order 2. The use of thetoggle-links O O, in comthat when the brake is not in use the platesbination with plates B B, for the purpose of B B will rest parallel tothe wheel-piece A l rocking or actuating the plates BB, as set and freefrom contact with the wheels. The j forth.

plates B B oscillate or rock with the wheels, J. W. LATOHER. when theyare pressed or forced against the Vitnesses:

said wheels and toward each other in a lateral y EDWARD H. J ONES,

direction by means of the toggle-links O G ALFRED HARLEY.

